[INFO] fetching crate bin-tree 0.10.1... [INFO] checking bin-tree-0.10.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate bin-tree 0.10.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate bin-tree 0.10.1 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bin-tree 0.10.1 [INFO] finished tweaking crates.io crate bin-tree 0.10.1 [INFO] tweaked toml for crates.io crate bin-tree 0.10.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate bin-tree 0.10.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dac29ed0202e71e18438f4b429fd515fb9d317ea5789b241dda4e654bb21bf5c [INFO] running `Command { std: "docker" "start" "-a" "dac29ed0202e71e18438f4b429fd515fb9d317ea5789b241dda4e654bb21bf5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dac29ed0202e71e18438f4b429fd515fb9d317ea5789b241dda4e654bb21bf5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dac29ed0202e71e18438f4b429fd515fb9d317ea5789b241dda4e654bb21bf5c", kill_on_drop: false }` [INFO] [stdout] dac29ed0202e71e18438f4b429fd515fb9d317ea5789b241dda4e654bb21bf5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a2fd5b365d4928d7df61f51317f38211baf4b3877c0f0bb76202094794b2759 [INFO] running `Command { std: "docker" "start" "-a" "0a2fd5b365d4928d7df61f51317f38211baf4b3877c0f0bb76202094794b2759", kill_on_drop: false }` [INFO] [stderr] Checking fixed-array v0.4.1 [INFO] [stderr] Checking uints v0.11.2 [INFO] [stderr] Checking bin-tree v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 51 | fn build_tree(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | let state = BuildTreeState::>::new(&self); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | self.fold(state, BuildTreeState::fold_op).collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/build_tree_state.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn collect(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | / self.0 [INFO] [stdout] 54 | | .reduce(|(mut right, mut right_level), (left, left_level)| { [INFO] [stdout] 55 | | while left_level > right_level { [INFO] [stdout] 56 | | right = right.new_parent_from_single(); [INFO] [stdout] ... | [INFO] [stdout] 59 | | (left.new_parent(right), right_level + 1) [INFO] [stdout] 60 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/build_tree_state.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 54 | .reduce(|(mut right, mut right_level), (left, left_level)| { [INFO] [stdout] | ---------------------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 59 | (left.new_parent(right), right_level + 1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bin-tree` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 51 | fn build_tree(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | let state = BuildTreeState::>::new(&self); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | self.fold(state, BuildTreeState::fold_op).collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/build_tree_state.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn collect(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | / self.0 [INFO] [stdout] 54 | | .reduce(|(mut right, mut right_level), (left, left_level)| { [INFO] [stdout] 55 | | while left_level > right_level { [INFO] [stdout] 56 | | right = right.new_parent_from_single(); [INFO] [stdout] ... | [INFO] [stdout] 59 | | (left.new_parent(right), right_level + 1) [INFO] [stdout] 60 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/build_tree_state.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 54 | .reduce(|(mut right, mut right_level), (left, left_level)| { [INFO] [stdout] | ---------------------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 59 | (left.new_parent(right), right_level + 1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:101:22 [INFO] [stdout] | [INFO] [stdout] 99 | fn new_parent(self, right: Self) -> Self { [INFO] [stdout] | ---- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 100 | let value = self.value + right.value; [INFO] [stdout] 101 | Box::new(NodeContent { [INFO] [stdout] | ______________________^ [INFO] [stdout] 102 | | value, [INFO] [stdout] 103 | | children: Some((self, right)), [INFO] [stdout] 104 | | }) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bin-tree` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "0a2fd5b365d4928d7df61f51317f38211baf4b3877c0f0bb76202094794b2759", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a2fd5b365d4928d7df61f51317f38211baf4b3877c0f0bb76202094794b2759", kill_on_drop: false }` [INFO] [stdout] 0a2fd5b365d4928d7df61f51317f38211baf4b3877c0f0bb76202094794b2759